69390405

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{757}}^1$

素因数の和:875

約数の個数: 64

約数和(自身を含む): 142625280

約数和(自身を除く): 73234875

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 97, 105, 135, 189, 291, 315, 485, 679, 757, 873, 945, 1455, 2037, 2271, 2619, 3395, 3785, 4365, 5299, 6111, 6813, 10185, 11355, 13095, 15897, 18333, 20439, 26495, 30555, 34065, 47691, 73429, 79485, 91665, 102195, 143073, 220287, 238455, 367145, 514003, 660861, 715365, 1101435, 1542009, 1982583, 2570015, 3304305, 4626027, 7710045, 9912915, 13878081, 23130135, 69390405]

約数ペア:

[(1, 69390405), (3, 23130135), (5, 13878081), (7, 9912915), (9, 7710045), (15, 4626027), (21, 3304305), (27, 2570015), (35, 1982583), (45, 1542009), (63, 1101435), (97, 715365), (105, 660861), (135, 514003), (189, 367145), (291, 238455), (315, 220287), (485, 143073), (679, 102195), (757, 91665), (873, 79485), (945, 73429), (1455, 47691), (2037, 34065), (2271, 30555), (2619, 26495), (3395, 20439), (3785, 18333), (4365, 15897), (5299, 13095), (6111, 11355), (6813, 10185)]